condition mean min max 4 h after light 29.41455 26.9997 31.8294 8 h after light 36.4897 33.7863 39.1931 12 h after light 41.51265 26.2774 56.7479 4 h after dark 52.07996666666667 47.8509 58.3459 8 h after dark 53.35053333333334 42.9423 67.6697 12 h after dark 29.1015 19.8998 36.383